• It is a photographic. Or cinematographic work. And at least twenty five years have elapsed since the "end of the year of its publication."
• It is another type of work and more than twenty five years have elapsed since the year of authors death and fifty years have elapsed since the year of publication.
• It was first published in Sudan before 18 December 1996

Article 198 of the Constitution of the South Sudan declares that "All laws of South Sudan shall remain in force ※ unless new action are taken ※." As there is no new South Sudanese copyright law at this time, "the Sudanese one is still in force there."

You must also include a United States public domain tag——to indicate why this work is in the public domain in the United States.